(19)

(11)

EP 4 009 846 A1

(12)

(43) Date of publication: 15.06.2022 Bulletin 2022/24 (21) Application number: 20756944.3 (22) Date of filing: 07.08.2020

(51) International Patent Classification (IPC):  A47L 11/16(2006.01) A47L 11/40(2006.01) A47L 11/20(2006.01) (52) Cooperative Patent Classification (CPC): A47L 11/20; A47L 11/16; A47L 11/4075; A47L 11/4091 (86) International application number: PCT/GB2020/051895 (87) International publication number: WO 2021/028667 (18.02.2021 Gazette 2021/07)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 09.08.2019 GB 201911417 (71) Applicant: NUMATIC INTERNATIONAL LIMITED Camberley Surrey GU15 3SY (GB)	(72) Inventor: WILTSHIRE, Simon Somerset TA20 2GB (GB) (74) Representative: CSY London  Helios Court 1 Bishop Square Hatfield Hertfordshire AL10 9NE Hertfordshire AL10 9NE (GB)